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Table 5 Correlations among measured environmental variables

From: Anthropogenic disturbance and spatial heterogeneity of macrobenthic invertebrate assemblages in coastal lagoons: the study case of Pialassa Baiona (northern Adriatic Sea)

  Depth Sand LOI RPD Spw Ts Hg Dc Ds
Sand −0.04         
LOI −0.04 −0.43**        
RPD −0.35* −0.24 −0.03       
Spw −0.30 −0.15 −0.07 0.37*      
Ts −0.29 −0.27 0.43** −0.11 −0.18     
Hg 0.16 −0.20 0.43** −0.32* −0.44** 0.62**    
Dc 0.44** 0.32* 0.07 −0.12 −0.19 −0.26 0.08   
Ds 0.42** 0.35* −0.43** 0.04 0.08 −0.83** −0.53** 0.64**  
Fm a 0.47* −0.44 0.21 0.13 −0.18 −0.45* −0.10 −0.03 0.24
  1. LOI organic carbon as loss of weight on ignition; RPD apparent redox potential discontinuity, Spw pore water, Ts water surface temperature, Hg total mercury, Dc distance from the confluence point, Ds distance from the main sewage input, Fm mean water flow speed
  2. P < 0.05; ** P < 0.01
  3. aAvailable only for sampling site located in the channels